A day after the Lincoln Memorial Reflecting Pool was filled following $14.2 million renovations, algae was visible coating parts of the bottom.

An Interior Department official says the algae is residual from supply lines and part of the normal startup process for the pool.

The Trump administration has promoted the project while residents and tourists offered mixed reviews on whether the renovations were worth the cost.

AI-generated summary was reviewed by a CNN editor.

The Trump administration has spent days heavily promoting the finished renovations at the Lincoln Memorial Reflecting Pool, crediting the president with making Washington, DC, look “better than ever.”